module EmailHelpers
  # Maps a name to an email address. Used by email_steps

  def email_for(to)
    case to
  
    # add your own name => email address mappings here
  
    when /^#{capture_model}$/
      model($1).email
  
    when /^"(.*)"$/
      $1
  
    else
      to
    end
  end
end

World(EmailHelpers)